🧯 fix: Suppress Google Service Key Noise (#13322)

* fix: suppress unused Google service key noise

* test: stabilize Google endpoint config mocks

* fix: normalize Google service key endpoint config

api/server/services/Config/loadAsyncEndpoints.spec.js

@@ -0,0 +1,119 @@
+const mockAccess = jest.fn();
+const mockLoadServiceKey = jest.fn();
+const mockIsUserProvided = jest.fn((value) => value === 'user_provided');
+const mockLogger = {
+  debug: jest.fn(),
+  error: jest.fn(),
+  warn: jest.fn(),
+};
+
+function mockOptionalModule(moduleName, factory) {
+  try {
+    require.resolve(moduleName);
+    jest.doMock(moduleName, factory);
+  } catch {
+    jest.doMock(moduleName, factory, { virtual: true });
+  }
+}
+
+function mockDependencies() {
+  jest.doMock('fs/promises', () => ({
+    access: mockAccess,
+  }));
+
+  mockOptionalModule('@librechat/api', () => ({
+    isEnabled: (value) => value === true || value === 'true' || value === '1',
+    isUserProvided: mockIsUserProvided,
+    loadServiceKey: mockLoadServiceKey,
+  }));
+
+  mockOptionalModule('@librechat/data-schemas', () => ({
+    logger: mockLogger,
+  }));
+
+  mockOptionalModule('librechat-data-provider', () => ({
+    EModelEndpoint: {
+      agents: 'agents',
+      anthropic: 'anthropic',
+      assistants: 'assistants',
+      azureAssistants: 'azureAssistants',
+      azureOpenAI: 'azureOpenAI',
+      bedrock: 'bedrock',
+      google: 'google',
+      openAI: 'openAI',
+    },
+  }));
+
+  jest.doMock('~/server/utils/handleText', () => ({
+    generateConfig: (key) => (key ? { userProvide: key === 'user_provided' } : false),
+  }));
+}
+
+describe('loadAsyncEndpoints', () => {
+  const originalEnv = process.env;
+
+  beforeEach(() => {
+    jest.clearAllMocks();
+    jest.resetModules();
+    mockDependencies();
+    process.env = { ...originalEnv };
+    delete process.env.GOOGLE_KEY;
+    delete process.env.GOOGLE_SERVICE_KEY_FILE;
+  });
+
+  afterAll(() => {
+    process.env = originalEnv;
+  });
+
+  function loadModule(env = {}) {
+    process.env = { ...process.env, ...env };
+    return require('./loadAsyncEndpoints');
+  }
+
+  it('does not load the default Google service key when the default file is missing', async () => {
+    mockAccess.mockRejectedValue(Object.assign(new Error('missing'), { code: 'ENOENT' }));
+    const loadAsyncEndpoints = loadModule();
+
+    const result = await loadAsyncEndpoints();
+
+    expect(result).toEqual({ google: false });
+    expect(mockLoadServiceKey).not.toHaveBeenCalled();
+    expect(mockLogger.error).not.toHaveBeenCalled();
+  });
+
+  it('loads the default Google service key when the default file exists', async () => {
+    const serviceKey = { project_id: 'test-project' };
+    mockAccess.mockResolvedValue();
+    mockLoadServiceKey.mockResolvedValue(serviceKey);
+    const loadAsyncEndpoints = loadModule();
+
+    const result = await loadAsyncEndpoints();
+
+    expect(result).toEqual({ google: { userProvide: false } });
+    expect(mockLoadServiceKey).toHaveBeenCalledWith(expect.stringContaining('api/data/auth.json'));
+  });
+
+  it('loads an explicitly configured Google service key path without probing the default file', async () => {
+    const serviceKey = { project_id: 'test-project' };
+    mockLoadServiceKey.mockResolvedValue(serviceKey);
+    const loadAsyncEndpoints = loadModule({
+      GOOGLE_SERVICE_KEY_FILE: '/secrets/google-service-account.json',
+    });
+
+    const result = await loadAsyncEndpoints();
+
+    expect(result).toEqual({ google: { userProvide: false } });
+    expect(mockAccess).not.toHaveBeenCalled();
+    expect(mockLoadServiceKey).toHaveBeenCalledWith('/secrets/google-service-account.json');
+  });
+
+  it('uses GOOGLE_KEY without probing for a service key', async () => {
+    const loadAsyncEndpoints = loadModule({ GOOGLE_KEY: 'user_provided' });
+
+    const result = await loadAsyncEndpoints();
+
+    expect(result).toEqual({ google: { userProvide: true } });
+    expect(mockAccess).not.toHaveBeenCalled();
+    expect(mockLoadServiceKey).not.toHaveBeenCalled();
+  });
+});